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pinctrl: amd: isp411: Fix IS_ERR() vs NULL check in probe()

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The platform_get_resource() returns NULL on error.  It doesn't
return error pointers.  Fix the error checking to match.

Fixes: e97435ab09 ("pinctrl: amd: isp411: Add amdisp GPIO pinctrl")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Pratap Nirujogi <pratap.nirujogi@amd.com>
Link: https://lore.kernel.org/617f4c77-7837-4e24-9f4d-620ecfedf924@stanley.mountain
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Dan Carpenter 2025-03-10 13:52:05 +03:00 committed by Linus Walleij
parent 4cc1b5ce23
commit 465cf67671
1 changed files with 2 additions and 2 deletions
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4
drivers/pinctrl/pinctrl-amdisp.c
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@ -183,8 +183,8 @@ static int amdisp_pinctrl_probe(struct platform_device *pdev)
pdev->dev.init_name = DRV_NAME;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (IS_ERR(res))
return PTR_ERR(res);
if (!res)
return -EINVAL;
pctrl->gpiobase = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(pctrl->gpiobase))